每当我尝试使用cerbot续订我的域的证书时，都会遇到错误消息。
这是一个运行ubuntu和apache的linux服务器，证书是由certbot颁发的，该服务器没有控制面板，因此所有操作均使用ssh完成。
底部显示错误消息的命令行响应：
Attempting to parse the version 0.32.0 renewal configuration file found at /etc/letsencrypt/renewal/mydomin.com.conf with version 0.31.0 of Certbot.
This might not work.
Cert is due for renewal, auto-renewing...
Plugins selected: Authenticator webroot, Installer None
Renewing an existing certificate
Performing the following challenges:
http-01 challenge for mydomin.com
http-01 challenge for www.mydomin.com
Cleaning up challenges
Attempting to renew cert (mydomin.com) from /etc/letsencrypt/renewal
/mydomin.com.conf produced an unexpected error: Missing command line flag or config entry for this setting:
Input the webroot for mydomin.com:. Skipping.
All renewal attempts failed. The following certs could not be renewed:
/etc/letsencrypt/live/mydomin.com/fullchain.pem (failure)
答案 0 :(得分：0)